package com.zgf.lineTable;

/**
 * @author zgf
 * @date 2019/8/26 19:36
 */
public interface List {

     int size();

    public Object get(int i);

    public boolean isEmpty();

    public void add(Object e);

    public void add(int i,Object e);

    public Object replace(int i,Object e);

    public Object remove(int i);
}
